19 citations,
January 2014 in “Facial plastic surgery” Dermabrasion improves skin appearance by removing the top layer to promote healing.
15 citations,
January 1992 in “Sen'i Gakkaishi” The Cell Membrane Complex in hair has both water-attracting and water-repelling layers.
10 citations,
November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
January 2024 in “RSC pharmaceutics” Removing the outer skin layer increases drug absorption and offers non-invasive treatment options, with some methods allowing for quick skin recovery.
62 citations,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
57 citations,
January 2014 in “Cold Spring Harbor Perspectives in Medicine” Skin stem cells maintain and repair the outer layer of skin, with some types being essential for healing wounds.
21 citations,
January 2005 in “Skinmed” Hair and nails are similar keratin structures with different shapes and growth, affected by the same diseases and environmental factors.
November 2023 in “npj regenerative medicine” Skin spheroids with both outer and inner layers are key for regrowing skin patterns and hair.
351 citations,
February 2010 in “Nature Cell Biology” Basal cell carcinoma mostly starts from cells in the upper skin layers, not hair follicle stem cells.
36 citations,
February 2018 in “British Journal of Dermatology” Sweat glands and hair follicles are structurally connected within a specific layer of skin fat.
14 citations,
April 2019 in “Genes” Researchers found a genetic region that influences the number of coat layers in dogs.
March 2023 in “International journal of integrated medical research” Keratosis pilaris is a common skin condition where hair follicles get clogged with keratin, mostly on the arms and thighs.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
18 citations,
August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
2 citations,
April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The skin's basement membrane is specially designed to support different types of connections between skin layers and hair follicles.
November 2003 in “Journal of Investigative Dermatology” Topical Imiquimod may fight vascular tumors by affecting blood vessels or the immune system, low iron might be linked to some hair loss, removing the top skin layer helps vitamin C get in, genetic testing helps diagnose skin conditions, and too much iron could worsen skin inflammation.
4 citations,
March 2021 in “Journal of Surfactants and Detergents” Shampoo B, which uses water-soluble silicone, is better at detangling hair in wet conditions due to its two-layer conditioning film.
111 citations,
November 2007 in “Clinics in Dermatology” Psoriasis skin changes are complex and might need several biopsies for a clear diagnosis.
8 citations,
January 2016 in “Journal of fiber science and technology” Bleaching hair increases cysteic acid levels in a predictable way.
7 citations,
October 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
7 citations,
December 2004 in “Medicine” Knowing how skin works and its diseases helps doctors diagnose and treat skin conditions better.
5 citations,
January 2017 in “Dermatologic Surgery” Storing hair follicle micrografts for longer times can cause them to enter a state similar to the natural hair shedding phase, which might impact hair transplant results.
January 1997 in “Elsevier eBooks” Hair and nails are skin parts that develop early and serve protective and functional roles.
106 citations,
March 2014 in “BioEssays” We need more research to better understand human hair follicle stem cells for improved treatments for hair loss and skin cancer.
59 citations,
September 2007 in “Biochemical and Biophysical Research Communications” The TRPV3 gene mutation affects hair growth by keeping mice in the growth phase longer, which could help treat hair loss.
48 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
41 citations,
November 2011 in “The Journal of Dermatology” Some hair loss disorders are caused by genetic mutations affecting hair growth.
37 citations,
January 2009 in “The Journal of Dermatology” Hair follicle stem cells can turn into various cell types and help repair nerves.
31 citations,
August 2005 in “The American Journal of Dermatopathology” The study concluded that PKP1 is essential for skin integrity and hair growth, and its dysfunction causes the symptoms of ectodermal dysplasia/skin fragility syndrome.
30 citations,
June 2015 in “Dermatologic Surgery” Ultrasound shows 80% of Hidradenitis Suppurativa patients have abnormal hair tracts that may worsen the condition.